Spot lamp dimmer by LM555 and TIP2955
This circuit is DC Dimmer Circuit. By use IC LM555 be model Astable Multi vibrator. It is can change translate Duty Cycle with fining VR1 and VR2 be formed fine brightness level that want. The output of IC1 be formed limit load in something Oscillator and limit current of Q2 with. The D1 be formed protect Oscillate. For the Q1- TIP2955 and Q2 - MJ2955 should hold heat sink unless. [...] Link
